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Question About Nighthawk Carbon Monoxide Alarm KN-COPP-3
code L^...

tester beeps about every 30 seconds and showes Code L6???? What does this mean. Tester was manufactures in 2007

Asked by William on 03/04/2009 0  Answer

ManualsOnline posted an answer 15 years, 7 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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